Live feed17:05:24·1499dINSIDERFilingvia QuantisnowSEC Form 4: Wallman Richard F bought $173,732 worth of shares (30,000 units at $5.79), increasing direct ownership by 42% to 100,881 unitsByQuantisnow·Wall Street's wire, on your screen.CECE· CECO Environmental Corp.IndustrialsOriginal source